Patent FR-1915-492502

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This patent makes reference by way of filing date to two British patents filed 1915-10-25 and one filed 1916-06-12. The first two are Patent GB-1915-15085 and Patent GB-1915-15085. We are still seeking clarification regarding that filed 1916-06-12.


Sources


Year filed 1915
Year granted 1919
Office FR
Patent number 492502
Inventors Thomas Sloper
Inventor country GB
Applicant person Thomas Sloper
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Perfectionnements aux mécanismes de freinage
English title Improvements to braking mechanisms
Tech fields braking
Filing date 1916/10/19
Full specification filed date
Application number 492502D
Grant date 1919/03/24
Granted? Yes
Publication date 1919/07/10
Supplementary to patent Patent GB-1915-15085, Patent GB-1915-15086, Patent GB-1916-06-12
Related to aircraft?
Serial number
Patent agent J. Bonnet-Thirion et Breton
Assigned to
National tech categories FR 6.4
IPCs IPC B64C25/42
CPCs CPC B64C25/42
Family year 1915
First filing? No
Cites these patents
Citations from after 1930
Application ID 19309712
INPADOC family ID 5373340
Number of text pages 4
Number of diagram pages 3
Number of figures 6
Number of claims 7